{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell type", "RNA", "cell line", "protein"], "input": "We furthermore demonstrate that this process involves activation of the transcription factor NF-chi B and, to a lesser extent, of NF-IL6 , while the activity of the transcription factor AP-1 , shown to otherwise confer IL-6 inducibility , appeared to be unaffected by LTB4 ."}
{"cell type": [], "RNA": [], "cell line": [], "protein": ["transcription factor", "NF-chi B", "NF-IL6", "AP-1", "IL-6"]}